Automobile Engineering in ME
The main function of intake manifold is that it

Reduces intake noise
Distributes intake air equally to the cylinders
Cools the intake air to a suitable temperature
Promotes the mixture of air and fuel

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Automobile Engineering in ME
The function of a second ring is that it is a

Compression ring and aids the top ring in sealing and cooling
Back up compression ring which will work in place of the top ring when it is broken
Back up oil control ring which will work in place of the bottom ring when it is broken
Cushion ring which prevents piston slap and knock

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Automobile Engineering in ME
Which one of the following statements correctly describes the construction of a planetary gear type differential?

The internal gear is fixed to the planetary gear.
Each planetary pinion gear meshes with both the central gear and the internal gear.
One drive shaft is splined to the central gear and the other to the planetary gear.
The six planetary pinions rotate in constant mesh with the internal gears.

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